అన్వయ మార్గదర్శక పుస్తకం (పూర్తి సూచనలు)

121
 
  (A, B, C,  D )
   
       
  .
1       
   .
2     
   HI ,
k  .
•       .
3  .
•    , 
  k  .
4      
   , 
  k  .
•     
 (   ).
B     
            .
     ,    ,    
.
 